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-rw-r--r--ghc/compiler/utils/Binary.hs5
1 files changed, 5 insertions, 0 deletions
diff --git a/ghc/compiler/utils/Binary.hs b/ghc/compiler/utils/Binary.hs
index 962531f110..c20e2aa22b 100644
--- a/ghc/compiler/utils/Binary.hs
+++ b/ghc/compiler/utils/Binary.hs
@@ -615,7 +615,12 @@ lazyGet bh = do
-- --------------------------------------------------------------
initBinMemSize = (1024*1024) :: Int
+
+#if WORD_SIZE_IN_BITS == 32
binaryInterfaceMagic = 0x1face :: Word32
+#elif WORD_SIZE_IN_BITS == 64
+binaryInterfaceMagic = 0x1face64 :: Word32
+#endif
getBinFileWithDict :: Binary a => FilePath -> IO a
getBinFileWithDict file_path = do